Signal Ledger Research API
Financial statement coverage check / 财报可分析性检查. Verify whether supplied filing text contains the statements, period, metric basis and original source needed for reliable analysis before buying a full audit. Deterministic; no AI.
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 673 ms
- Price
- $0.005 per call
- Paying buyers, last 30 days
- 3 (directory's own records)
- Paid calls, last 30 days
- 3
- Category
- Company filings (SEC)
- Address
- https://43-135-4-66.sslip.io/v1/filings/coverage-check
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/f62dcbb8970b.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).